| Tanks | Basic Diet | Additive | % of Feed | % β-Glucan |
| A1 & A2 | Standard Feed | MacroGard | 1.0 | 0.6 |
| B1 & B2 | Standard Feed | LentiGuard | 11.7 | 0.01 |
| C1 & C2 | Standard Feed | LentiGuard 1:10 | 1.2 | 0.001 |
| D1 & D2 | Standard Feed | None | - | - |